JPH11200492A - Connecting metal fitting of wooden building member and connecting structure using the same - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a connecting metal fitting of a wooden building member which facilitates machining of wood while allowing a smooth job of assembling a skeleton and to provide a connecting structure using the same. SOLUTION: In order to connect a horizontal member 2 to the upper end of a vertical member 1, a connecting metal fitting 3 is interposed between the vertical member 1 and the horizontal member 2 and secured to the vertical member 1 and the horizontal member 2 using coupling means 91. In that case, an auxiliary plate 7 is placed above a base 4 placed on the upper end face of the vertical member 1, in such a way that the auxiliary plate 7 is spaced from and parallel to the base 4. A connecting piece 6 which fits into the horizontal member 2 is pivoted between the plates 4, 7 in such a way as to be capable of oscillating with its top projecting outward. A first joint rod 5 taking the form of a cylinder which fits into the vertical member 1 is provided to hang from the center of the base 4.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION The present invention relates to, for example, a method of connecting a purlin, a ridge bundle, a beam, a climbing beam, and a corner beam of a ridge roof, and a method of connecting a pyramid-shaped roof climbing, ward bundle, and a corner beam. When linking,
When connecting a beam or a girder to the upper end of a column, and further connecting the two pillars up and down and to the connecting fitting of a wooden building member used when connecting a beam or a girder to the connection part It relates to the connecting structure used for it.

[0002]

2. Description of the Related Art Conventionally, when connecting wood pieces at the above-mentioned locations, it is necessary to subject the wood pieces to processing such as a tenon and a tenon hole. However, the processing is a troublesome operation that requires advanced skills so that only skilled workers can do it, and there is a chronic shortage of skilled craftsmen. An easy connection structure is desired.

[0003] During the assembly of the skeleton, the wood pieces are connected to each other in a state deviating from an ideal connection angle. However, the conventional connection structure does not fit if the mortise is slightly inclined with respect to the mortise, so when connecting another piece of wood to the frame being assembled, the mortise and the mortise must be on the same straight line. The skeleton had to be shaped so that it could be placed in the assembly, resulting in a time-consuming and cumbersome assembly operation.

[0004]

SUMMARY OF THE INVENTION The inventions described in claims 1 to 4 have been made in view of the above-mentioned circumstances, and a common object is to easily process wood. An object of the present invention is to provide a connection fitting for a wooden building member and a connection structure using the same, which enable a frame assembling operation to be performed smoothly.

A specific problem to be solved according to the first and third aspects of the present invention is to connect ridges, bunches, beams, climbing beams and corner beams of a ridge roof, and to climb a roof having a pyramid shape. It is an object of the present invention to provide a connection structure that can be used when connecting a ridge bundle, a corner beam, or connecting a beam or a girder to the upper end of a pillar.

A specific problem to be solved according to the inventions according to claims 2 and 4 is a connection structure which can be used when two columns are connected vertically and a beam or a girder is connected to the connection part. It is to provide.

[0007]

According to a first aspect of the present invention, there is provided a connecting means for connecting a horizontal member to an upper end portion of a vertical member by connecting means to the vertical member and the horizontal member, respectively. A metal fitting, a substrate mounted on the upper end surface of the vertical member, an auxiliary plate, a connection piece fitted into the horizontal member, and a cylindrical first joining rod fitted into the vertical member, An auxiliary plate is arranged above the substrate in parallel with a space between them, and between the peripheral portions of the two plates, the connecting piece is pivotally supported so that the front end thereof protrudes outward so as to be swingable. It is characterized in that the first joining rod is provided hanging down from the central part. The vertical member is a general term for woods such as pillars and ridges that are provided perpendicular to the ground. The cross member is a general term for wood provided in a horizontal state such as a beam, a girder, a purlin, and wood with a slope such as a corner beam or a climbing beam. As means for hanging the first joining rod, fastening by bolts with other components, welding, etc. are considered. Specifically, a method of joining the first joining rod to the central portion of the board, or There is a method in which a hole is provided and the first joining rod passing through the hole is connected to an auxiliary plate. The term “fitted” means a state in which it is stored without play. The coupling means
Fixtures such as bolts, nuts, and locking pins.

[0008] The solution corresponding to the second aspect of the present invention is the same as the solution corresponding to the first aspect of the invention.
A column-shaped second joining rod fitted into the upper longitudinal member is provided so as to protrude upward from the center of the auxiliary plate.

According to a third aspect of the present invention, there is provided a solution according to the first aspect of the present invention, wherein the connecting member of the first aspect is mounted on the upper end surface of the vertical member. In a state where the first joining rod is fitted in the fitting hole provided in the upper end face of the vertical member, the connecting piece is fixed by the coupling means, and the connecting piece is fitted in the engaging groove provided in the end face of the horizontal member. It is characterized in that it is fixed by the connecting means in the state.

According to a fourth aspect of the present invention, there is provided a solution according to the second aspect of the present invention, wherein the connecting member of the solution according to the second aspect of the present invention is interposed between two vertically arranged vertical members. The board was in contact with the upper end surface of the upper longitudinal member and the auxiliary plate was in contact with the lower end surface of the upper longitudinal member, and the second joining rod was fitted into the fitting hole provided in the upper end surface of the upper longitudinal member. The fixing means is fixed by a connecting means in a state, and the fixing means for fixing the lower longitudinal member to the first joining rod and the fixing means for connecting the connecting piece to the cross member are the solution means corresponding to the invention according to claim 3. Perform in the same manner as above.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS As shown in FIG. 1, a first embodiment of a connecting structure for wooden building members according to the present invention comprises a vertical member 1, a plurality of horizontal members 2, and a vertical member 1. And a connecting means 91 for fixing the connecting fitting 3 to the longitudinal member 1 and the transverse member 2, respectively. Are connected radially and inclined downward toward the tip.

The connecting fitting 3 includes four different metal parts, that is, a substrate 4 that is in contact with the end face of the vertical member 1, a first connecting rod 5 that fits inside the vertical member 1, and a fitting member that fits inside each horizontal member 2. It comprises a plurality of connection pieces 6 that fit together and an auxiliary plate 7 for integrating these three components as basic components.
Auxiliary plates 7 are arranged above the substrate 4 in parallel at an interval,
At eight positions between the edges of the two plates 4 and 7, the connection pieces 6 are pivotally supported in a state of standing upright and projecting laterally (horizontally in the drawing). 6 is provided so as to be swingable about the base portion, and further, the first joining rod 5 is suspended from the auxiliary plate 7 in a state of penetrating the substrate 4.

FIGS. 1 and 3 show the structure of the above-mentioned connecting fitting 3.
This will be described in more detail based on In order to pivotally support the connecting piece 6, the substrate 4 and the auxiliary plate 7 are provided in a square shape of equal size, and holes 7 are formed at eight positions around the peripheral edge of the auxiliary plate 7.
1 is formed, the substrate 4 is provided with a bolt hole 41 at a position facing the extraction hole 71, and a structure is provided at the base of the connecting piece 6 so as to penetrate the cylindrical body 61 in the vertical direction. The shaft portion is passed through the cylindrical body 61 from the extraction hole 71 and further screwed into the bolt hole 41 to be integrated. The auxiliary plate 7
In order to provide the first connecting rod 5 in a hanging state, a hole 72 is provided in the center of the auxiliary plate 7, a hole 42 is formed in the center of the substrate 4, and a bolt hole is formed in the upper end surface of the first connecting rod 5. 51, the upper portion of the first joining rod 5 is held in contact with the back surface of the auxiliary plate 7 through the through hole 42 of the substrate 4, and the shaft portion of the bolt B is passed through the through hole 72 of the auxiliary plate 7.
Furthermore, it is screwed into a bolt hole 51 of the first joining rod 5 to be integrated. Incidentally, in addition to the role of fixing the first joining rod 5, the role of the auxiliary plate 7 is to hold the bolt B that supports the connecting piece 6 so that the bolt B supports the cross member 2 so that it does not incline outward due to the load. There is also.

The connecting fitting 3 includes a locking pin P, a bolt B,
The first joining rod 5 is fixed to the longitudinal member 1 by the connecting means 91 including the nut N, and the connecting piece 6 is fixed to the cross member 2 by the connecting means 91 in the same manner.

In order to fix the connecting fitting 3 to the longitudinal member 1 by the connecting means 91, the following measures are taken. The longitudinal member 1 is provided with an elongated cylindrical fitting hole 11 at its upper end surface for fitting the first joining rod 5, and a plurality of horizontal holes 12 is vertically formed on each of four peripheral surfaces. Provided at intervals, each hole 1
2 is in a state of penetrating through the fitting hole 11 to the opposite surface. In the first connecting rod 5, a horizontal through hole 52 is provided at a position corresponding to the hole 12 in a portion below the substrate 4. Then, the first joining rod 5 is inserted into the fitting hole 11.
Is inserted, the through-hole 12 and the through-hole 52 are made to coincide with each other, and the locking pin P is driven in or the shaft of the bolt B is passed, and the nut N is further tightened and fixed. In order to completely match the hole 12 with the through-hole 52, it is necessary to finely adjust the length of the first connecting rod 5 fitted into the fitting hole 11, that is, the length of the first connecting rod 5 hanging down below the substrate 4. This is performed by adjusting the degree of screwing of the bolt B for fixing the first connecting rod 5 to the auxiliary plate 7. The diameter of the locking pin P is made slightly smaller than that of the hole 12 of the vertical member 1 so that the pin does not come off after being driven, and has the same length as the hole 12 of the vertical member 1. It is desirable to adjust the appearance by setting it to be slightly shorter so as not to protrude from the hole 12.

On the other hand, connecting means 3 is connected to cross member 2 by connecting means 91.
The following contrivances have been made in order to fix with. The connection piece 6 pivotally supported in an upright state has a rectangular shape, and a pair of U-shaped receiving holes 62 are provided in a middle portion between upper and lower edges so as to open vertically, respectively, and a plurality of holes are provided at the tip. A support hole 63 is provided. The cross member 2 is provided with an engagement groove 21 for fitting the connection piece 6 on an end surface thereof so as to penetrate the upper and lower surfaces, and a plurality of holes are formed on the side surface at locations corresponding to the receiving holes 62 and the support holes 63. 22 is provided so as to penetrate through the engaging groove 21 to the opposite surface. Then, the connecting piece 6 is fitted into the engaging groove 21, the receiving hole 62 and the supporting hole 63 are aligned with the plurality of holes 22, the locking pin P is driven into the supporting hole 63 side, and the upper receiving hole 62 side is inserted. Is passed through the shaft of the bolt B, and the nut N
Are fixed (not shown). In addition, beforehand, the hole 22 corresponding to the upper receiving hole 62 is formed in the cross member 2 in advance.
If the nut N is tightened through the shaft of the bolt B, the cross member 2 is lowered from above the connection piece 6 and the engagement groove 21 of the cross member 2 is formed.
By fitting the connection piece 6 into the hole, the shaft of the bolt B is naturally hooked and supported by the receiving hole 62, and the support hole 63 and the other withdrawn hole 22 are aligned and communicate with each other, and fixed. When performing the assembly work becomes easier.

By the way, as shown in FIG. 2, the connecting piece 6 has a structure protruding horizontally from the substrate 4 and the auxiliary plate 7, while the cross member 2 connected to the connecting piece 6 is inclined. It is important for the appearance and the structure of the roof to prevent the tip of the connecting piece 6 from protruding from the engaging groove 21 of the cross member 2. The width is set.

Since a load supporting the horizontal member 2 is applied to the portion of the substrate 4 that protrudes outside the vertical member 1, that is, the edge portion,
In order to prevent bending, the thickness of the plate is increased (about 2
４4 cm). In addition, the auxiliary plate 7 (about 5 to 10
mm) to prevent the bending. Processing to be performed on the vertical member 1 and the horizontal member 2 is performed using a cutting tool such as a drill or a circular saw.

As shown in FIGS. 4 and 5, the first embodiment can be used for a ridge roof. In this case, one purlin, three climbing beams, and two corner beams are horizontal. Since the material 2 is used, six connection pieces 6 of the connection fitting 3 are provided. Considering that the inclination angle of the climbing beam is steeper than the corner beam, the projecting length of the connection piece 6 for fixing the climbing beam is set to be shorter than the connection piece 6 for the corner beam, It does not protrude from the engaging groove 21 of the cross member 2. The cross member 2 used as a corner beam is
It is desirable from the standpoint of appearance that a V-shaped groove 23 is provided in the end face to be joined so as to penetrate up and down, and is provided so as to be in contact with the corners of the square substrate 4 and the auxiliary plate 7 without any gap.

The first embodiment can also be used for an octagonal pyramid-shaped roof as shown in FIGS. In this case, the connection fitting 3 forms the base plate 4 and the auxiliary plate 7 in an octagonal shape according to the shape of the roof, and also provides the connection pieces 6 at intermediate positions on each side of the peripheral edge, respectively.
The end surface of the cross member 2 is brought into contact with the side surfaces of the substrate 4 and the auxiliary plate 7 without any gap. In addition, the code | symbol M is a mother and the code | symbol T is a rafter.

In the second embodiment of the connection structure for wooden building members according to the present invention, two vertical members 1 and 1 are vertically connected via a connection fitting 3, and a plurality of horizontal members are connected to the connection fitting 3. Materials 2 are connected horizontally.

The difference between the connecting fitting 3 and the connecting fitting in the first embodiment is that the second connecting rod 8 is provided upright on the central portion of the auxiliary plate 7, and the second connecting rod 8 is placed on the upper side. Vertical member 1
That is, it is fixed by the connecting means 91 in a state of being fitted inside. More specifically, the second connecting rod 8 is
A male screw 81 is hung down at the center of the lower end surface in contact with the auxiliary plate 7, and the male screw 81 is passed through a hole 72 provided at the center of the auxiliary plate 7. The first and second connecting rods 5 and 8 are fixed vertically above and below the auxiliary plate 7 by being screwed into the bolt holes 51. In addition,
The method of connecting the upper longitudinal member 1 to the second connecting rod 8 is the same as the method of connecting the lower longitudinal member 1 and the first connecting rod 5, and thus a description thereof will be omitted.

As described in the above two embodiments, the connecting fitting 3 has an advantage that the connecting member 3 can be connected even if the cross member is horizontal or inclined.

The connection structure of the wooden building members of the present invention is not limited to the above embodiment. For example, when connecting a large number of cross members 2 radially, the substrate 4 and the auxiliary plate 7 need to be formed to be larger than the end face of the vertical member 1 as shown in FIG. In the case where the connection is performed below that, the size may be equal to the end face of the longitudinal member 1. Further, the shapes of the substrate 4 and the auxiliary plate 7 are not limited to squares and octagons, but may be other polygons. The diameters of both ends of the hole may be formed so that the head of the bolt B and the nut N, which are the coupling means 91, do not protrude from the hole of the vertical member 1 or the horizontal member 2. The connection piece 6 is not limited to a rectangular shape protruding horizontally, and may be a parallelogram shape protruding in a state of being inclined obliquely downward.

[0025]

According to the first aspect of the present invention, the connecting member for a wooden building member has the above-described structure, and therefore, by using the connecting means, the first connecting rod hanging downward from the substrate can be fixed to the vertical member. As a result, the connecting pieces protruding outward from the board can be fixed to the cross members.As a result, when connecting the purlins, bunches, beams, climbing beams, and corner beams of the ridge roof, or climbing the pyramid-shaped roof, It can be used when connecting beams, ridges and corner beams, and when connecting beams, girders, etc. to the upper ends of columns. In addition, when using the present connecting tool, fitting holes and engaging grooves into which they are fitted may be formed in the vertical member and the horizontal member, respectively, in accordance with the shapes of the first joining rod and the connecting piece. Processing can be performed using a cutting tool, more specifically, a circular saw for grooving or a drill for drilling, thereby facilitating the processing performed on wood. Furthermore, when assembling the frame, even if the vertical members and the horizontal members are arranged in a state where they deviate slightly from the ideal connection angle, the connecting pieces provided to be able to swing are connected to the vertical members and the horizontal members. By moving as much as possible and changing the angle, the two timbers can be connected, and the timbers can be connected by swinging the cross members connected via the connecting brackets somewhat about the vertical members. It is also possible to adjust the shape of the skeleton during assembly so that the assembly work of the skeleton can be performed smoothly.

According to the second aspect of the present invention, the connecting member for a wooden building member has a structure in which the second connecting rod projects upward from the center of the auxiliary plate. It can be used when connecting cross members to parts. In addition, when this connecting tool is used, it is the same as the case of using the connecting tool according to claim 1 except that a fitting hole is formed in the vertical member according to the shape of the second joining rod. An effect equivalent to that of the connecting tool described in 1 is obtained.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a first embodiment of a connection structure of a wooden building member of the present invention.

FIG. 2 is a longitudinal sectional view of the first embodiment.

FIG. 3 is a longitudinal sectional view showing an exploded state of FIG. 2;

FIG. 4 is a plan view showing the entire hut structure of the ridge structure.

FIG. 5 is an enlarged plan view of the connection structure in FIG. 4;

FIG. 6 is a plan view showing the entire framework of a pyramid-shaped roof.

FIG. 7 is an enlarged plan view of a connection fitting in FIG. 6;

FIG. 8 is a perspective view showing a second embodiment of the connection structure for wooden building members of the present invention.

[Explanation of symbols]

 REFERENCE SIGNS LIST 1 vertical member 2 horizontal member 3 connecting fitting 4 substrate 5 first connecting rod 6 connecting piece 7 auxiliary plate 8 second connecting rod 11 fitting hole 21 engaging groove 91 connecting means

Claims (4)

[Claims] 1. A transverse member (2) is connected to an upper end portion of a longitudinal member (1), and is interposed between the longitudinal member (1) and the transverse member (2), and is connected to the longitudinal member (1) and the transverse member. (2) A connecting metal fitting (3) fixed by a connecting means (91), wherein an auxiliary plate (7) is spaced above a substrate (4) placed on the upper end surface of a vertical member (1). Open and arrange in parallel, both plates (4,
7) the connecting piece (6) fitted in the crosspiece (2)
Is pivotally supported with its tip protruding outward, and a cylindrical first joining rod (5) fitted into the longitudinal member (1) from the center of the substrate (4). A metal fitting for connecting wooden building members, wherein the metal fitting is provided. 2. The connecting metal fitting (3) according to claim 1, wherein a cylindrical second connecting rod (8) fitted into the upper longitudinal member (1) is provided from a central portion of the auxiliary plate (7). A metal fitting for a wooden building member, which is provided so as to protrude upward. 3. Placing the connecting member (3) according to claim 1 on the vertical member (1), so that the substrate (4) is brought into contact with the upper end surface of the vertical member (1). The first connecting rod (5) is fitted into the fitting hole (11) provided on the upper end surface of the member (1) and fixed by the coupling means (91), and the connecting piece (6) is connected to the cross member (2). A wooden building member connecting structure, wherein said connecting member is fixed by a connecting means (91) in a state of being fitted into an engaging groove (21) provided on an end face of the wooden building member. 4. A substrate (1) is provided on the upper end surface of the lower vertical member (1) by interposing the connecting member (3) according to claim 2 between two vertical members (1) arranged vertically. 4) and the auxiliary plate (8) in contact with the lower end surface of the upper vertical member (1), and the fitting hole (1) provided in the upper end surface of the lower vertical member (1) is formed.
The first connecting rod (8) is fixed to the connecting member (91) with the first connecting rod (8) fitted in the first connecting rod (8), and the second connecting rod (8) is provided in the fitting hole (11) provided in the lower end surface of the upper longitudinal member (1). (8) is fitted and fixed by the coupling means (91), and the connection piece (6) is fixed by the coupling means (91) in a state of being fitted in the engagement groove (21) provided on the end face of the cross member (2). A connection structure for wooden building members, characterized in that: